According to the law of conservation of mass, what mass of sodium metal is required to react with 0.355 g of chlorine gas to produce 0.585g of sodium chloride? A) 0.230 g B) 0.940 g C) 0.355 g D) 0.125 g E) impossible to predict from the given information

Q: 12)Calculate the mass of iron shavings required to produce 0.432 g of silver metal given this…

A: The balanced chemical equation is given below. 3AgNO3 (aq) + Fe (s) → Fe (NO3)3 (aq) + 3Ag (s)

Q: 7.50 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A: Given carbon dioxide = 19.42 g water=3.97 g

Q: Normal saline is an isotonic (to humans) solution which is used in medicine for volume…

A: Given: Concentration of NaCl in saline = 0.9 g/dL. And volume of saline solution = 1 L Since 1 L =…

Q: 5 B. A student writes the following incorrect chemical equation for a single replacement reaction…

A: Hi, since you have posted multiple questions, we will answer the very first question for you. Kindly…

Q: 2NO,, what mass of oxygen is required to react completely with 7g of nitrogen? 1. Given the…

A: The given data contains, mass of nitrogen = 7 g. Molar mass of N2  = 28 g/mol. Molar mass of O2 = 32…

Q: 13 4 10 5.50 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and…

A: Here an organic compound of mass 5.5 gram containing carbon and hydrogen , perhaps containing…

Q: Barium reacts with water to produce barium hydroxide and hydrogen gas. When 5.489 g Ba is combined…

A: Given: Mass of Ba = 5.489 g Mass of H2O = 53.00 g Mass of Ba(OH)2 produced = 6.849 g Chemical…

Q: 8.50 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A: Recall the data, mass of X =8.50 g, MM=44 g mol-1 mass of CO2=25.50g, MM=44 g mol-1 mass of…

Q: Suppose 2.43 g of magnesium is reacted with 3.20 g of oxygen: 2Mg + 0, 2M9O. How many grams of MgO…

A: To get the amount of amount of product: 1) Calculate the limiting reagent. 2) Based on the amount of…

Q: The following reaction describes the production of elemental sulfur. Calculate the mass of elemental…

A: Given- Weight of dihydrogen sulphide =15.39 g  H2S(g)+O2(g) -> S8(s) + H2O(g)

Q: Phosphorus may be determined analytically by precipitating it as MgNH4PO4 followed by ignition to…

A: Given data: Mass of sample of phosphate rock = 9.346 gms It contains 71.24% of Ca3(PO4)2 So, mass of…

Q: During an experiment, 4.95 g of gaseous ammonia reacts with 3.25 g of sulfuric acid which produced…

A: Balanced chemical reaction is the chemical equation that contains an equal count of atoms of every…

Q: Over the years, the thermite reaction has been used for welding railroad rails, in Fez Os (8)+2A1(s)…

A:

Q: 6.50 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A:

Q: Iodine is made by the following reaction 2 NaIO3 (aq) + 5 NaHSO3 (aq) → 3 NaHSO4 (aq) + 2 Naz SO4…

A: 2 NaIO3(aq) + 5 NaHSO3(aq) →3 NaHSO4(aq)+2Na2SO4 (aq)+…

Q: A 1.500 g sample of a mixture containing only Cu,O and CuO was treated with EXAMPLE B: hydrogen to…

A: Mass of mixture (Cu2O + CuO) = 1.5 gm Pure copper mass = 1.2244 gm The reaction of mixture with…

Q: 2.00 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A: Given : Mass of compound combusted = 2.00 g Mass of CO2 produced = 3.30 g Mass of H2O produced =…

Q: What is the molar mass of sodium carbonate?

A: chemical formula of sodium carbonate is Na2CO3

Q: 113.4 g of H,S reacts with 247.8 g of SO, according to this reaction. 2H,S + SO, 35 + 2H,0 What mass…

A:

Q: The combustion of ammonia in the presence of excess oxygen yields NO2 and H2O: 4 NH3 (g) + 7 O2 (g)…

A: 4 molesNH4 NH3 +702 G4NO24 NO + 6H₂OMy gives a proles Nomole NH₃ gines Imole No.17 g NHg gives 46 gm…

Q: 8.50 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A:

Q: 4.00 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A:

Q: The molecule TFM is used as a lampricide to control the sea lamprey population in the Great Lakes.…

A:

Q: A sample of an oxide of vanadium weighing 4.589 g was reduced with hydrogen gas to form water and…

A: Given : Mass of initial vanadium oxide used = 4.589 g Mass of another vanadium oxide formed = 3.782…

Q: 6.00 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A: Given :-6.00gm of a certain compound x, known to be made of carbon, hydrogen and perhaps oxygen and…

Q: Consider the balanced reaction of magnesium and oxygen. 2 Mg + O2 2 MgO What mass, in grams, of MgO…

A: The given chemical reaction between magnesium and oxygen isas follows,  2Mg +O2 →2MgOamount of Mg…

Q: 8.50 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A: Given : Mass of Compound X = 8.50 g Molar mass of Compound = 128 g/mol Mass of CO2 = 29.22 g  Mass…

Q: 3.50 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A:

Q: A mixture contains only NaCl and Fe(NO3)3 . A 0.456-g sample of the mixture is dissolved in water,…

A:

Q: 7.00 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A: Empirical formulas can be determined from the percent composition of a compound.  In order to…

Q: A 30.141 mg sample of a chemical known to contain only carbon, hydrogen, sulfur, and oxygen is put…

A: To determine the empirical formula , we would determine the moles of Carbon, Hydrogen , sulfur and…

Q: 7) What is the mass in grams 6 mol of KOH? 1) 24g 2) 56 g 3) 230 g 4) 336 g 8) A compound has…

A: 7)   Molar mass of KOH is calculated as; K=1×39.10 g/mol=39.1 g/molO=1×16 g/mol=16 g/molH=1×1.01…

Q: Amounts of tin may be alloyed with copper to produce bronzes of varying composition and properties.…

A: Given :  Mass of bronze = 8.9394 g  Mass of mixture of oxides = 11.2311 g

Q: Balance the following equation:   _____ Nm2Bf3 (aq) + _____ Cv (s) à ______ Cv2Bf (aq) + _____ Nm…

A:

Q: An acid, HEl, is formed from a hypothetical element, El, and a subsequent aqueous solution is…

A: The given molar mass of the elements are as follows:- H: 1.00784 g/mol O: 15.999 g/mol El: 156.31965…

Q: 8.00 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A: Given :  Mass of compound = 8.00 g  Molar mass of X = 138. g/mol  Mass of CO2 formed = 17.86 g  Mass…

Q: 8.50 g of a certaln Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A:

Q: 1.00 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A:

Q: In a chemical reaction, atom type, atom number and total electrical charge is conserved. According…

A:

Q: What does a chemical equation show? A. The reactants and products in a chemical reaction B. The…

A: Solution 7). A chemical reaction always shows reactants and products

Q: Consider the following compound for questions 2 through 5. Sr3(PO4)2•4H2O Calculate the…

A: Given compound is Sr3(PO4)2•4H2O The theoretical percent strontium by mass in Sr3(PO4)2•4H2O = Mass…

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A:

Q: 6.778 X 102 vanadium (V) ions react with 15.001 grams of magnesium metal producing vanadium metal…

A:

Q: 5.00 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have…

A: Using the data given in the question, the number of moles of the compound X can be calculated.

Q: A mixture contains only NaCl and Fe(NO3)3. A 0.456-g sample of the mixture is dissolved in water,…

A: Given a mixture has NaCl+Fe(NO3)3. When excess NaOH is added, Fe(NO3)3 reacts with NaOH and forms…

Q: An acid, HEl, is formed from a hypothetical element, El, and a subsequent aqueous solution is…

A: The number of moles of compound is given by the expression: Number of moles=Given mass of…

Q: An acid, HEl, is formed from a hypothetical element, El, and a subsequent aqueous solution is…

A: Given, Mass percentage of acid, HEI = 20.09%  Atomic Mass: H: 1.00784 g/mol O: 15.999 g/mol El:…

Q: [References] Hydrogen cyanide, HCN, is prepared from ammonia, air, and natural gas ( CH4) by the…

A:

Q: 1. A sample containing only CaCO3 (100.0869) and MgCO3 (84.3139) was ignited and carbonates…

A: Molar mass of CaCO3 = 100.0869 g/mol Molar mass of MgCO3 = 84.3139 g/mol Molar mass of CaO = 56.0774…